<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="" method="post" enctype=multipart/form-data>
    请输入爬取数量：
    <br>
    <input name="num" type="text">
    <br>
    <input type="submit" value="爬取">
    </form>
</body>
</html>